| Acronym | Meaning |
| DAF | Dissolved Air Flotation |
| IFSEM | International Federation Of Societies For Electron Microscopy |
| MICROTAS | Micro-Total Analysis Systems |
| PNC | Parity Nonconservation |
| ACH | Air Changes Per Hour |
| ARS | Autonomously Replicating Sequence |
| WIPP | Waste Isolation Pilot Plant (for Nuclear Wastes) |
| DHFR | Dihydrofolate Reductase |
| ESTEMI | Energy Selected Transmission Electron Microscopy Imaging |
| INPADOC | International Patent Documentation Center |